wilson wang [https://community.jboss.org/people/wwfifi] created the discussion "can upgrade JBoss Tools 3.4 beta dependency slf4j version?" To view the discussion, visit: https://community.jboss.org/message/727349#727349 -------------------------------------------------------------- slf4j 1.5.8 is too old, and some other eclipse plugin use higher version. it cause conflict when install them same time. can upgrade to 1.6.0 or higher? 1.6.x is compatible -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/727349#727349] Start a new discussion in JBoss Tools Development at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&...]